Langer's Sudoku Assistant

Invalid Sudoku!

Column 4 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

3
8
9
4
6
5
1
2
7
1
6
7
2
3
8
9
5
4
       
 
       
       
 
       
2
9
7
1
3
6
8
9
4
3
2
7
8
5
1
6
5
8
1
5
9
6
3
7
2
6
2
7
    
 
       
    
 
       
3
    
    
       
    
    
    
9
7
9
    
    
       
8
5
    
    
       
6
3
2
6
4
3
4
2
9
7
1
5
 
       
       
 
       
       
5
7
3
6
8
9
4

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

JohnLanger.com

© Copyright 2005, John Langer, All Rights Reserved.